dcos: update Tour api doc (#38877)

components/tour/index.en-US.md

@@ -32,6 +32,9 @@ Use when you want to guide users through a product.
 | onClose | Callback function on shutdown | `Function` | - |  |
 | mask | Whether to enable masking | `boolean` | `true` |  |
 | type | Type, affects the background color and text color | `default` `primary` | `default` |  |
+| open | Open tour | `boolean` | - |  |
+| onChange | Callback when the step changes. Current is the previous step | `(current: number) => void` | - |  |
+| current | What is the current step | `number` | - |  |
 
 ### TourStep
 

components/tour/index.zh-CN.md

@@ -34,6 +34,9 @@ demo:
 | onFinish | 引导完成时的回调 | `Function` | - |  |
 | mask | 是否启用蒙层 | `boolean` | `true` |  |
 | type | 类型，影响底色与文字颜色 | `default` \| `primary` | `default` |  |
+| open | 打开引导 | `boolean` | - |  |
+| onChange | 步骤改变时的回调，current 为当前前的步骤 | `(current: number) => void` | - |  |
+| current | 当前处于哪一步 | `number` | - |  |
 
 ### TourStep 引导步骤卡片